Senior Mechanical Engineer

Los Angeles, CA RAIL Full-time $150k to $183k Posted Sep 2, 2026
Apply on Parallel Systems (opens in a new tab) Sourced via boards.greenhouse.io · Posted 2026-09-02

About this role

Parallel Systems is hiring a Senior Mechanical Engineer, full-time, on-site in Los Angeles, CA, in the RAIL sector.

Parallel Systems is pioneering autonomous battery-electric rail vehicles designed to transform freight transportation by shifting portions of the $900 billion U.S. trucking industry onto rail. Our innovative technology offers cleaner, safer, and more efficient logistics solutions. Join our dynamic team and help shape a smarter, greener future for global freight.

Senior Mechanical Engineer

Parallel Systems is seeking a Senior Mechanical Engineer with expertise in dynamics, simulation, and CAD design to help us design the next generation of our self-propelled rail vehicles. This role will focus on designing and analyzing mechanical systems for performance, safety, and durability. Ideal candidates will have experience in vehicle dynamics and structural analysis, with a preference for those who have worked in railway or road vehicle applications .

Responsibilities:

  • Design and analyze vehicle structures, mechanisms, and actuated systems with a focus on dynamics, kinematics, and structural integrity .
  • Develop, optimize, and maintain CAD models for mechanical components and assemblies.
  • Conduct multibody dynamics simulations to assess system performance under real-world conditions.
  • Perform finite element analysis (FEA) for structural, fatigue, and modal performance.
  • Investigate and resolve mechanical failures to improve system reliability.
  • Support prototype development, testing, and validation of vehicle components as part of a multi-disciplinary team.

Requirements:

  • 5+ years of experience in mechanical engineering with a focus on structures , dynamics, simulation, and machine design .
  • Strong proficiency in CAD software (SolidWorks, CATIA, Siemens NX, or similar).
  • Experience with multibody dynamics (MBD) simulation tools (Simpack, Adams, or equivalent).
  • Expertise in finite element analysis (FEA) and computational simulation .
  • Strong understanding of mechanical vibrations, fatigue analysis, and structural mechanics .
  • Experience working with mechanical systems in transportation, automotive, or railway applications .
  • Ability to interpret and apply engineering standards and safety regulations .

Preferred Qualifications:

  • Experience in railway vehicle dynamics, bogie design, or track interaction .
  • Knowledge of railway industry standards (EN, UIC, APTA, FRA, or similar).
  • Experience with prototyping, manufacturing processes, and design for manufacturability (DFM) .
  • Proficiency in Python, MATLAB, or similar scripting tools for simulation automation.

We are committed to providing fair and transparent compensation in accordance with applicable laws. Salary ranges are listed below and reflect the expected range for new hires in this role, based on factors such as skills, experience, qualifications, and location. Final compensation may vary and will be determined during the interview process. The target hiring range for this position is listed below.

Target Salary Range: $150,000 — $183,000 USD

Description from Parallel Systems's official posting. Always confirm details on the company careers page.

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About Parallel Systems

Parallel Systems

Company in the mobility sector tracked nightly on the Mobility Jobs board.

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Larry Sherwood Jr.

About Larry Sherwood Jr.

Talent Acquisition Leader specializing in mobility, EV, and frontier tech. 1,000+ hires across roles ranging from production technicians to VPs, including 48 hires for the AFEELA U.S. launch at Sony Honda Mobility (98% offer acceptance, $1.5M+ agency savings). SHRM-CP certified. Build recruiting functions from scratch, no agencies.

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Curated by Larry Sherwood Jr. on the free Mobility Jobs board. Pulled nightly from company applicant tracking systems. Apply directly on the source link above to be considered.